qla1280: remove SGI SN2 support

The SGI SN2 support is about to be removed, so drop the bits specific to
it from this driver.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lkml.kernel.org/r/20190813072514.23299-12-hch@lst.de
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/drivers/scsi/qla1280.c b/drivers/scsi/qla1280.c
index e5760c4a27f06b0c72f570878553744a3267f89d..832af42130467a5d9eb67a42b7c1a5eaae938274 100644 (file)
--- a/drivers/scsi/qla1280.c
+++ b/drivers/scsi/qla1280.c
@@ -357,10 +357,6 @@
 #include <scsi/scsi_host.h>
 #include <scsi/scsi_tcq.h>
 
-#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
-#include <asm/sn/io.h>
-#endif
-
 
 /*
  * Compile time Options:
@@ -380,11 +376,6 @@
 
 #define NVRAM_DELAY()                  udelay(500)     /* 2 microseconds */
 
-#if defined(__ia64__) && !defined(ia64_platform_is)
-#define ia64_platform_is(foo)          (!strcmp(x, platform_name))
-#endif
-
-
 #define IS_ISP1040(ha) (ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP1020)
 #define IS_ISP1x40(ha) (ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP1020 || \
                        ha->pdev->device == PCI_DEVICE_ID_QLOGIC_ISP1240)
@@ -1427,15 +1418,6 @@ qla1280_initialize_adapter(struct scsi_qla_host *ha)
        ha->flags.reset_active = 0;
        ha->flags.abort_isp_active = 0;
 
-#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
-       if (ia64_platform_is("sn2")) {
-               printk(KERN_INFO "scsi(%li): Enabling SN2 PCI DMA "
-                      "dual channel lockup workaround\n", ha->host_no);
-               ha->flags.use_pci_vchannel = 1;
-               driver_setup.no_nvram = 1;
-       }
-#endif
-
        /* TODO: implement support for the 1040 nvram format */
        if (IS_ISP1040(ha))
                driver_setup.no_nvram = 1;
@@ -2251,13 +2233,6 @@ qla1280_nvram_config(struct scsi_qla_host *ha)
        mb[1] = nv->firmware_feature.f.enable_fast_posting;
        mb[1] |= nv->firmware_feature.f.report_lvd_bus_transition << 1;
        mb[1] |= nv->firmware_feature.f.disable_synchronous_backoff << 5;
-#if defined(CONFIG_IA64_GENERIC) || defined (CONFIG_IA64_SGI_SN2)
-       if (ia64_platform_is("sn2")) {
-               printk(KERN_INFO "scsi(%li): Enabling SN2 PCI DMA "
-                      "workaround\n", ha->host_no);
-               mb[1] |= nv->firmware_feature.f.unused_9 << 9; /* XXX */
-       }
-#endif
        status |= qla1280_mailbox_command(ha, BIT_1 | BIT_0, mb);
 
        /* Retry count and delay. */
@@ -2888,12 +2863,6 @@ qla1280_64bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
                                break;
 
                        dma_handle = sg_dma_address(s);
-#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
-                       if (ha->flags.use_pci_vchannel)
-                               sn_pci_set_vchan(ha->pdev,
-                                                (unsigned long *)&dma_handle,
-                                                SCSI_BUS_32(cmd));
-#endif
                        *dword_ptr++ =
                                cpu_to_le32(lower_32_bits(dma_handle));
                        *dword_ptr++ =
@@ -2950,12 +2919,6 @@ qla1280_64bit_start_scsi(struct scsi_qla_host *ha, struct srb * sp)
                                if (cnt == 5)
                                        break;
                                dma_handle = sg_dma_address(s);
-#if defined(CONFIG_IA64_GENERIC) || defined(CONFIG_IA64_SGI_SN2)
-                               if (ha->flags.use_pci_vchannel)
-                                       sn_pci_set_vchan(ha->pdev,
-                                                        (unsigned long *)&dma_handle,
-                                                        SCSI_BUS_32(cmd));
-#endif
                                *dword_ptr++ =
                                        cpu_to_le32(lower_32_bits(dma_handle));
                                *dword_ptr++ =

diff --git a/drivers/scsi/qla1280.h b/drivers/scsi/qla1280.h
index b496206362a9a1887d0c234fdf8f0498ba7e1ecb..a1a8aefc7cc39f499618ce20ef111198119c31b5 100644 (file)
--- a/drivers/scsi/qla1280.h
+++ b/drivers/scsi/qla1280.h
@@ -1055,9 +1055,6 @@ struct scsi_qla_host {
                uint32_t reset_active:1;                /* 3 */
                uint32_t abort_isp_active:1;            /* 4 */
                uint32_t disable_risc_code_load:1;      /* 5 */
-#ifdef __ia64__
-               uint32_t use_pci_vchannel:1;
-#endif
        } flags;
 
        struct nvram nvram;